The National Unified Entrance Examination for Postgraduates (hereinafter referred to as "Postgraduate Entrance Examination" or "Unified Examination") refers to the general name of the relevant examinations organized by the education authorities and enrollment institutions for the selection of postgraduates, and consists of the initial examination and re-examination organized by the national examination authorities and enrollment units. It is a selective examination, and the type of academic qualifications admitted is general higher education. Postgraduate enrollment in general higher education is divided into academic master and professional master according to degree types; According to the form of study, it is divided into full-time graduate students and part-time graduate students, all of whom use the same examination subjects and the same score line for selection and admission.